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Brown Spots in Digitalis Ferruginea
verifiedReviewed by the GreenScout Team
A stately biennial or short-lived perennial bearing tall spikes of small, rust-brown and yellow tubular flowers that bloom mid to late summer
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Digitalis Ferruginea care requirements
These care conditions are most relevant to brown spots in Digitalis Ferruginea. Check each one as a potential cause.
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Light
Full sun to partial shade (4–6 hours of sun); tolerates more sun than D. purpurea.
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Water
Moderate watering; once established, fairly drought-tolerant. Water during dry spells and in early growth; reduce after flowering.
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Humidity
Moderate humidity; good air circulation essential to prevent fungal disease. Drought-tolerant once established.
symptoms
Symptoms to look for in Digitalis Ferruginea
- fiber_manual_recordBrown patches on leaves
- fiber_manual_recordCrispy brown areas
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Common causes in Digitalis Ferruginea
- fiber_manual_recordFungal leaf spot
- fiber_manual_recordSunburn
- fiber_manual_recordBacterial blight
- fiber_manual_recordCold damage
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How to diagnose brown spots in Digitalis Ferruginea
Sunburn: bleached patches facing light source. Fungal: brown spots with rings. Bacterial: water-soaked spots turning brown.
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How to treat brown spots in Digitalis Ferruginea
Remove affected leaves. Treat with appropriate fungicide or bactericide. Adjust light exposure.
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Preventing brown spots in Digitalis Ferruginea
Avoid direct midday sun. Improve air circulation. Water at soil level.